. >> reporter: they're potentially energy and time-saving, letting people get things done. >> that's the essence, i understand, of google, being able to imagine what isn't and bringing it to reality. so today we're looking at science fiction becoming tomorrow's reality. the self-driving car. >> reporter: but even before it gets the green light, a question was asked about tickets and running red lights. >> self-driving cars do not run red lights. >> reporter: and how about this? people are talking about google glass for eyeglasses, but what about for the windshield? imagine this, you're being driven to work and your stock quotes and facebook updates and all the data you need broadcast right there on the windshield in front of you. with a possible peek into the future in mountain view, i'm scott budman, nbc, bay area news. >> christopher butler, the private investigator who made a name for himself with the stable -- the one-time celebrity investigator will be spending eight years in prison for his part in orchestrating dirty arrests that led to a law enforcement scandal that rocked the